<?php
/**
 * Elgg add comment action
 *
 * @package Elgg.Core
 * @subpackage Comments
 */

$entity_guid = (int) get_input('entity_guid');
$comment_text = get_input('generic_comment');

if (empty($comment_text)) {
	register_error(elgg_echo("generic_comment:blank"));
	forward(REFERER);
}

//Filter Comments
$path = elgg_get_plugins_path() . 'Comment Filter/actions/comments/swear_words.txt';
$myfile = file($path);
$words = array();
foreach($myfile as &$line){
	$line = trim($line);
}
$words = $myfile;
$symb = array('!', '£', '$', '%', '&', '@', '?', '#');
$i = 0;
foreach($words as $word) {
	$repl[$i] = '';
	$len = strlen($word);
	for($o = 0; $o < $len; $o++) {
		$count = count($symb);
		$ne = $count - 1;
		$new = rand(0, $ne);
		$repl[$i] .= $symb[$new];
	}
	$i++;
}
$fixed = str_ireplace($words,$repl,$comment_text);
$comment_text = $fixed;

// Let's see if we can get an entity with the specified GUID
$entity = get_entity($entity_guid);
if (!$entity) {
	register_error(elgg_echo("generic_comment:notfound"));
	forward(REFERER);
}

$user = elgg_get_logged_in_user_entity();

$annotation = create_annotation($entity->guid,
								'generic_comment',
								$comment_text,
								"",
								$user->guid,
								$entity->access_id);

// tell user annotation posted
if (!$annotation) {
	register_error(elgg_echo("generic_comment:failure"));
	forward(REFERER);
}

// notify if poster wasn't owner
if ($entity->owner_guid != $user->guid) {

	notify_user($entity->owner_guid,
				$user->guid,
				elgg_echo('generic_comment:email:subject'),
				elgg_echo('generic_comment:email:body', array(
					$entity->title,
					$user->name,
					$comment_text,
					$entity->getURL(),
					$user->name,
					$user->getURL()
				))
			);
}

system_message(elgg_echo("generic_comment:posted"));

//add to river
add_to_river('river/annotation/generic_comment/create', 'comment', $user->guid, $entity->guid, "", 0, $annotation);

// Forward to the page the action occurred on
forward(REFERER);
